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e3d40058 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2010, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
27de2dfb | 16 | /* $Id$ */ |
17 | ||
e3d40058 | 18 | ///////////////////////////////////////////////////////////// |
19 | // | |
20 | // Class for cuts on AOD reconstructed Ds->KKpi | |
21 | // | |
22 | // Author: A.Dainese, andrea.dainese@pd.infn.it | |
23 | ///////////////////////////////////////////////////////////// | |
24 | ||
25 | #include <TDatabasePDG.h> | |
26 | #include <Riostream.h> | |
27 | ||
28 | #include "AliRDHFCutsDstoKKpi.h" | |
29 | #include "AliAODRecoDecayHF3Prong.h" | |
30 | #include "AliAODTrack.h" | |
31 | #include "AliESDtrack.h" | |
32 | ||
33 | ClassImp(AliRDHFCutsDstoKKpi) | |
34 | ||
35 | //-------------------------------------------------------------------------- | |
a9b75906 | 36 | AliRDHFCutsDstoKKpi::AliRDHFCutsDstoKKpi(const char* name) : |
fba41fa4 | 37 | AliRDHFCuts(name), |
38 | fPidOption(0) | |
e3d40058 | 39 | { |
40 | // | |
41 | // Default Constructor | |
42 | // | |
2e153422 | 43 | Int_t nvars=16; |
e3d40058 | 44 | SetNVars(nvars); |
2e153422 | 45 | TString varNames[16]={"inv. mass [GeV]", |
4755453e | 46 | "pTK [GeV/c]", |
47 | "pTPi [GeV/c]", | |
48 | "d0K [cm]", | |
49 | "d0Pi [cm]", | |
50 | "dist12 [cm]", | |
51 | "sigmavert [cm]", | |
52 | "decLen [cm]", | |
53 | "ptMax [GeV/c]", | |
54 | "cosThetaPoint", | |
55 | "Sum d0^2 (cm^2)", | |
56 | "dca [cm]", | |
57 | "inv. mass (Mphi-MKK) [GeV]", | |
2e153422 | 58 | "inv. mass (MKo*-MKpi) [GeV]", |
59 | "Abs(CosineKpiPhiRFrame)^3", | |
60 | "CosPiDsLabFrame"}; | |
61 | ||
62 | Bool_t isUpperCut[16]={kTRUE, | |
4755453e | 63 | kFALSE, |
64 | kFALSE, | |
65 | kFALSE, | |
66 | kFALSE, | |
67 | kFALSE, | |
68 | kTRUE, | |
69 | kFALSE, | |
70 | kFALSE, | |
71 | kFALSE, | |
72 | kFALSE, | |
73 | kTRUE, | |
74 | kTRUE, | |
2e153422 | 75 | kTRUE, |
76 | kFALSE, | |
4755453e | 77 | kTRUE}; |
2e153422 | 78 | SetVarNames(16,varNames,isUpperCut); |
79 | Bool_t forOpt[16]={kFALSE, | |
4755453e | 80 | kFALSE, |
e3d40058 | 81 | kFALSE, |
82 | kFALSE, | |
83 | kFALSE, | |
84 | kFALSE, | |
85 | kTRUE, | |
4755453e | 86 | kTRUE, |
87 | kTRUE, | |
88 | kTRUE, | |
89 | kTRUE, | |
90 | kFALSE, | |
91 | kTRUE, | |
2e153422 | 92 | kTRUE, |
93 | kFALSE, | |
94 | kFALSE}; | |
4755453e | 95 | SetVarsForOpt(7,forOpt); |
e3d40058 | 96 | Float_t limits[2]={0,999999999.}; |
97 | SetPtBins(2,limits); | |
3787d195 | 98 | if(fPidHF)delete fPidHF; |
99 | fPidHF=new AliAODPidHF(); | |
100 | Double_t plim[2]={0.6,0.8}; | |
101 | Double_t nsigma[5]={2.,1.,2.,3.,0.}; | |
102 | ||
103 | fPidHF->SetPLimit(plim); | |
104 | fPidHF->SetAsym(kTRUE); | |
105 | fPidHF->SetSigma(nsigma); | |
106 | fPidHF->SetMatch(1); | |
107 | fPidHF->SetTPC(1); | |
108 | fPidHF->SetTOF(1); | |
109 | fPidHF->SetITS(0); | |
110 | fPidHF->SetTRD(0); | |
111 | fPidHF->SetCompat(kTRUE); | |
112 | ||
e3d40058 | 113 | } |
114 | //-------------------------------------------------------------------------- | |
115 | AliRDHFCutsDstoKKpi::AliRDHFCutsDstoKKpi(const AliRDHFCutsDstoKKpi &source) : | |
fba41fa4 | 116 | AliRDHFCuts(source), |
117 | fPidOption(source.fPidOption) | |
e3d40058 | 118 | { |
119 | // | |
120 | // Copy constructor | |
121 | // | |
122 | ||
123 | } | |
124 | //-------------------------------------------------------------------------- | |
125 | AliRDHFCutsDstoKKpi &AliRDHFCutsDstoKKpi::operator=(const AliRDHFCutsDstoKKpi &source) | |
126 | { | |
127 | // | |
128 | // assignment operator | |
129 | // | |
130 | if(&source == this) return *this; | |
131 | ||
132 | AliRDHFCuts::operator=(source); | |
133 | ||
e9c7c900 | 134 | fPidOption=source.fPidOption; |
135 | ||
e3d40058 | 136 | return *this; |
137 | } | |
138 | ||
139 | ||
140 | //--------------------------------------------------------------------------- | |
a6003e0a | 141 | void AliRDHFCutsDstoKKpi::GetCutVarsForOpt(AliAODRecoDecayHF *d,Float_t *vars,Int_t nvars,Int_t *pdgdaughters,AliAODEvent *aod) { |
e3d40058 | 142 | // |
143 | // Fills in vars the values of the variables | |
144 | // | |
145 | ||
146 | if(nvars!=fnVarsForOpt) { | |
147 | printf("AliRDHFCutsDstoKKpi::GetCutsVarsForOpt: wrong number of variables\n"); | |
148 | return; | |
149 | } | |
150 | ||
151 | AliAODRecoDecayHF3Prong *dd = (AliAODRecoDecayHF3Prong*)d; | |
a6003e0a | 152 | |
153 | //recalculate vertex w/o daughters | |
154 | Bool_t cleanvtx=kFALSE; | |
155 | AliAODVertex *origownvtx=0x0; | |
156 | if(fRemoveDaughtersFromPrimary) { | |
157 | if(dd->GetOwnPrimaryVtx()) origownvtx=new AliAODVertex(*dd->GetOwnPrimaryVtx()); | |
158 | cleanvtx=kTRUE; | |
159 | if(!RecalcOwnPrimaryVtx(dd,aod)) { | |
160 | CleanOwnPrimaryVtx(dd,aod,origownvtx); | |
161 | cleanvtx=kFALSE; | |
162 | } | |
163 | } | |
164 | ||
4755453e | 165 | Int_t iter=-1; |
166 | if(fVarsForOpt[0]){ | |
167 | iter++; | |
0b4625fa | 168 | if(TMath::Abs(pdgdaughters[0])==321){ |
4755453e | 169 | vars[iter]=dd->InvMassDsKKpi(); |
170 | }else{ | |
171 | vars[iter]=dd->InvMassDspiKK(); | |
172 | } | |
173 | } | |
174 | if(fVarsForOpt[1]){ | |
175 | iter++; | |
176 | Float_t minPtDau=99999.; | |
177 | for(Int_t iprong=0;iprong<3;iprong++){ | |
178 | if(TMath::Abs(pdgdaughters[iprong])==321 && | |
179 | dd->PtProng(iprong)<minPtDau) minPtDau=dd->PtProng(iprong); | |
180 | } | |
181 | vars[iter]=minPtDau; | |
182 | } | |
183 | if(fVarsForOpt[2]){ | |
184 | iter++; | |
185 | for(Int_t iprong=0;iprong<3;iprong++){ | |
186 | if(TMath::Abs(pdgdaughters[iprong])==211) { | |
187 | vars[iter]=dd->PtProng(iprong); | |
188 | } | |
189 | } | |
190 | } | |
191 | if(fVarsForOpt[3]){ | |
192 | iter++; | |
193 | Float_t minImpParDau=99999.; | |
194 | for(Int_t iprong=0;iprong<3;iprong++){ | |
195 | if(TMath::Abs(pdgdaughters[iprong])==321 && | |
196 | dd->Getd0Prong(iprong)<minImpParDau) minImpParDau=dd->Getd0Prong(iprong); | |
197 | } | |
198 | vars[iter]=minImpParDau; | |
199 | } | |
200 | if(fVarsForOpt[4]){ | |
201 | iter++; | |
202 | for(Int_t iprong=0;iprong<3;iprong++){ | |
203 | if(TMath::Abs(pdgdaughters[iprong])==211) { | |
204 | vars[iter]=dd->Getd0Prong(iprong); | |
205 | } | |
206 | } | |
207 | } | |
208 | if(fVarsForOpt[5]){ | |
209 | iter++; | |
210 | Float_t minDistPair=TMath::Min(dd->GetDist12toPrim(),dd->GetDist23toPrim()); | |
211 | vars[iter]=minDistPair; | |
212 | } | |
213 | if(fVarsForOpt[6]){ | |
214 | iter++; | |
e0fb900a | 215 | vars[iter]=dd->GetSigmaVert(aod); |
4755453e | 216 | } |
217 | if(fVarsForOpt[7]){ | |
218 | iter++; | |
219 | vars[iter] = dd->DecayLength(); | |
220 | } | |
221 | if(fVarsForOpt[8]){ | |
222 | iter++; | |
223 | Float_t ptmax=0; | |
224 | for(Int_t i=0;i<3;i++){ | |
225 | if(dd->PtProng(i)>ptmax)ptmax=dd->PtProng(i); | |
226 | } | |
227 | vars[iter]=ptmax; | |
228 | } | |
229 | if(fVarsForOpt[9]){ | |
230 | iter++; | |
231 | vars[iter]=dd->CosPointingAngle(); | |
232 | } | |
233 | if(fVarsForOpt[10]){ | |
234 | iter++; | |
235 | vars[iter]=dd->Getd0Prong(0)*dd->Getd0Prong(0)+dd->Getd0Prong(1)*dd->Getd0Prong(1)+dd->Getd0Prong(2)*dd->Getd0Prong(2); | |
236 | } | |
237 | if(fVarsForOpt[11]){ | |
238 | iter++; | |
239 | Float_t maxDCA=0.; | |
240 | for(Int_t i=0;i<3;i++){ | |
241 | if(d->GetDCA(i)>maxDCA) maxDCA=d->GetDCA(i); | |
242 | } | |
243 | vars[iter]=maxDCA; | |
244 | } | |
245 | if(fVarsForOpt[12]){ | |
246 | iter++; | |
2c3decce | 247 | Double_t mPDGPhi = TDatabasePDG::Instance()->GetParticle(333)->Mass(); |
0b4625fa | 248 | if(TMath::Abs(pdgdaughters[0])==321){ |
2c3decce | 249 | |
250 | Double_t phimass01=d->InvMass2Prongs(0,1,321,321); | |
251 | vars[iter]=TMath::Abs(phimass01-mPDGPhi); | |
252 | // vars[iter]=dd->InvMass2Prongs(0,1,321,321); | |
4755453e | 253 | }else{ |
2c3decce | 254 | Double_t phimass12=d->InvMass2Prongs(1,2,321,321); |
255 | vars[iter]=TMath::Abs(phimass12-mPDGPhi); | |
256 | // vars[iter]=dd->InvMass2Prongs(1,2,321,321); | |
4755453e | 257 | } |
258 | } | |
259 | if(fVarsForOpt[13]){ | |
260 | iter++; | |
2c3decce | 261 | Double_t mPDGK0star = TDatabasePDG::Instance()->GetParticle(313)->Mass(); |
0b4625fa | 262 | if(TMath::Abs(pdgdaughters[0])==321){ |
2c3decce | 263 | |
264 | Double_t mass12kpi=d->InvMass2Prongs(1,2,321,211); | |
265 | vars[iter]=TMath::Abs(mass12kpi-mPDGK0star); | |
266 | // vars[iter]=dd->InvMass2Prongs(1,2,321,211); | |
4755453e | 267 | }else{ |
2c3decce | 268 | Double_t mass01pik=d->InvMass2Prongs(0,1,211,321); |
269 | vars[iter]=TMath::Abs(mass01pik-mPDGK0star); | |
270 | // vars[iter]=dd->InvMass2Prongs(0,1,211,321); | |
4755453e | 271 | } |
272 | } | |
2e153422 | 273 | if(fVarsForOpt[14]){ |
274 | iter++; | |
275 | if(TMath::Abs(pdgdaughters[0])==321){ | |
276 | vars[iter]=dd->CosPiKPhiRFrameKKpi(); | |
277 | }else{ | |
278 | vars[iter]=dd->CosPiKPhiRFramepiKK(); | |
279 | } | |
280 | } | |
281 | if(fVarsForOpt[15]){ | |
282 | iter++; | |
283 | if(TMath::Abs(pdgdaughters[0])==321){ | |
284 | vars[iter]=dd->CosPiDsLabFrameKKpi(); | |
285 | }else{ | |
286 | vars[iter]=dd->CosPiDsLabFramepiKK(); | |
287 | } | |
288 | } | |
a6003e0a | 289 | |
290 | if(cleanvtx)CleanOwnPrimaryVtx(dd,aod,origownvtx); | |
e3d40058 | 291 | return; |
292 | } | |
3787d195 | 293 | //--------------------------------------------------------------------------- |
294 | Bool_t AliRDHFCutsDstoKKpi::IsInFiducialAcceptance(Double_t pt, Double_t y) const | |
295 | { | |
296 | // | |
297 | // Checking if Ds is in fiducial acceptance region | |
298 | // | |
299 | ||
300 | if(pt > 5.) { | |
301 | // applying cut for pt > 5 GeV | |
302 | AliDebug(2,Form("pt of Ds = %f (> 5), cutting at |y| < 0.8",pt)); | |
303 | if (TMath::Abs(y) > 0.8) return kFALSE; | |
304 | ||
305 | } else { | |
306 | // appliying smooth cut for pt < 5 GeV | |
307 | Double_t maxFiducialY = -0.2/15*pt*pt+1.9/15*pt+0.5; | |
308 | Double_t minFiducialY = 0.2/15*pt*pt-1.9/15*pt-0.5; | |
309 | AliDebug(2,Form("pt of Ds = %f (< 5), cutting according to the fiducial zone [%f, %f]\n",pt,minFiducialY,maxFiducialY)); | |
310 | if (y < minFiducialY || y > maxFiducialY) return kFALSE; | |
311 | } | |
312 | ||
313 | return kTRUE; | |
314 | } | |
315 | ||
45ab4739 | 316 | //--------------------------------------------------------------------------- |
317 | Int_t AliRDHFCutsDstoKKpi::IsSelectedPID(AliAODRecoDecayHF *rd) { | |
318 | // PID selection | |
319 | // return values: 0->NOT OK, 1->OK as KKpi, 2->OK as piKK, 3->OK as both | |
320 | Int_t retCode=3; | |
321 | Bool_t okKKpi=kTRUE; | |
322 | Bool_t okpiKK=kTRUE; | |
323 | if(!fUsePID || !rd) return retCode; | |
324 | if(!fPidHF){ | |
325 | AliWarning("AliAODPidHF not created!"); | |
326 | return retCode; | |
327 | } | |
fba41fa4 | 328 | |
329 | Double_t origCompatTOF=fPidHF->GetPCompatTOF(); | |
330 | Double_t origThreshTPC=fPidHF->GetPtThresholdTPC(); | |
331 | if(fPidOption==kStrong){ | |
332 | fPidHF->SetPCompatTOF(999999.); | |
333 | fPidHF->SetPtThresholdTPC(999999.); | |
334 | } | |
335 | ||
336 | ||
45ab4739 | 337 | Int_t nKaons=0; |
338 | Int_t nNotKaons=0; | |
339 | Int_t sign= rd->GetCharge(); | |
340 | for(Int_t iDaught=0; iDaught<3; iDaught++){ | |
341 | AliAODTrack *track=(AliAODTrack*)rd->GetDaughter(iDaught); | |
451c9a4e | 342 | |
45ab4739 | 343 | Int_t isPion=fPidHF->MakeRawPid(track,AliPID::kPion); |
344 | Int_t isKaon=fPidHF->MakeRawPid(track,AliPID::kKaon); | |
345 | Int_t isProton=fPidHF->MakeRawPid(track,AliPID::kProton); | |
346 | ||
fba41fa4 | 347 | if(isProton>0 && isKaon<0 && isPion<0){ |
348 | fPidHF->SetPCompatTOF(origCompatTOF); | |
349 | fPidHF->SetPtThresholdTPC(origThreshTPC); | |
350 | return 0; | |
351 | } | |
45ab4739 | 352 | if(sign!=track->Charge()){// must be kaon |
fba41fa4 | 353 | if(isKaon<0){ |
354 | fPidHF->SetPCompatTOF(origCompatTOF); | |
355 | fPidHF->SetPtThresholdTPC(origThreshTPC); | |
356 | return 0; | |
357 | } | |
358 | if(fPidOption==kStrong && isKaon<=0){ | |
359 | fPidHF->SetPCompatTOF(origCompatTOF); | |
360 | fPidHF->SetPtThresholdTPC(origThreshTPC); | |
361 | return 0; | |
362 | } | |
45ab4739 | 363 | } |
364 | if(isKaon>0 && isPion<0) nKaons++; | |
365 | if(isKaon<0) nNotKaons++; | |
366 | if(iDaught==0){ | |
367 | if(isKaon<0) okKKpi=kFALSE; | |
fba41fa4 | 368 | if(isPion<0) okpiKK=kFALSE; |
369 | if(fPidOption==kStrong){ | |
370 | if(isKaon<=0) okKKpi=kFALSE; | |
371 | if(isPion<=0) okpiKK=kFALSE; | |
372 | } | |
45ab4739 | 373 | } |
374 | else if(iDaught==2){ | |
375 | if(isKaon<0) okpiKK=kFALSE; | |
376 | if(isPion<0) okKKpi=kFALSE; | |
fba41fa4 | 377 | if(fPidOption==kStrong){ |
378 | if(isKaon<=0) okpiKK=kFALSE; | |
379 | if(isPion<=0) okKKpi=kFALSE; | |
380 | } | |
45ab4739 | 381 | } |
382 | } | |
fba41fa4 | 383 | |
384 | fPidHF->SetPCompatTOF(origCompatTOF); | |
385 | fPidHF->SetPtThresholdTPC(origThreshTPC); | |
45ab4739 | 386 | |
387 | if(nKaons>2)return 0; | |
388 | if(nNotKaons>1) return 0; | |
389 | ||
390 | if(!okKKpi) retCode-=1; | |
391 | if(!okpiKK) retCode-=2; | |
392 | ||
393 | return retCode; | |
394 | } | |
395 | ||
e3d40058 | 396 | //--------------------------------------------------------------------------- |
3787d195 | 397 | Int_t AliRDHFCutsDstoKKpi::IsSelected(TObject* obj,Int_t selectionLevel, AliAODEvent* aod) { |
e3d40058 | 398 | // |
399 | // Apply selection | |
400 | // | |
401 | ||
402 | if(!fCutsRD){ | |
a5b9e447 | 403 | cout<<"Cut matrix not inizialized. Exit..."<<endl; |
e3d40058 | 404 | return 0; |
405 | } | |
406 | //PrintAll(); | |
407 | AliAODRecoDecayHF3Prong* d=(AliAODRecoDecayHF3Prong*)obj; | |
408 | ||
409 | if(!d){ | |
410 | cout<<"AliAODRecoDecayHF3Prong null"<<endl; | |
411 | return 0; | |
412 | } | |
fba41fa4 | 413 | |
5e938293 | 414 | if(fKeepSignalMC) if(IsSignalMC(d,aod,431)) return 3; |
fba41fa4 | 415 | |
51dc3cab | 416 | Double_t ptD=d->Pt(); |
417 | if(ptD<fMinPtCand) return 0; | |
418 | if(ptD>fMaxPtCand) return 0; | |
e3d40058 | 419 | |
ba27eecd | 420 | if(d->HasBadDaughters()) return 0; |
421 | ||
422 | ||
e3d40058 | 423 | // selection on daughter tracks |
424 | if(selectionLevel==AliRDHFCuts::kAll || | |
425 | selectionLevel==AliRDHFCuts::kTracks) { | |
426 | if(!AreDaughtersSelected(d)) return 0; | |
427 | } | |
428 | ||
429 | ||
e3d40058 | 430 | |
45ab4739 | 431 | |
e3d40058 | 432 | // selection on candidate |
433 | if(selectionLevel==AliRDHFCuts::kAll || | |
434 | selectionLevel==AliRDHFCuts::kCandidate) { | |
3787d195 | 435 | //recalculate vertex w/o daughters |
436 | AliAODVertex *origownvtx=0x0; | |
3787d195 | 437 | if(fRemoveDaughtersFromPrimary) { |
793fdbec | 438 | if(d->GetOwnPrimaryVtx()) origownvtx=new AliAODVertex(*d->GetOwnPrimaryVtx()); |
439 | if(!RecalcOwnPrimaryVtx(d,aod)) { | |
440 | CleanOwnPrimaryVtx(d,aod,origownvtx); | |
441 | return 0; | |
442 | } | |
3787d195 | 443 | } |
e3d40058 | 444 | |
4755453e | 445 | Int_t okDsKKpi=1; |
446 | Int_t okDspiKK=1; | |
0b4625fa | 447 | Int_t okMassPhiKKpi=0; |
448 | Int_t okMassPhipiKK=0; | |
449 | Int_t okMassK0starKKpi=0; | |
450 | Int_t okMassK0starpiKK=0; | |
451 | Int_t okDsPhiKKpi=0; | |
452 | Int_t okDsPhipiKK=0; | |
453 | Int_t okDsK0starKKpi=0; | |
454 | Int_t okDsK0starpiKK=0; | |
e3d40058 | 455 | |
4755453e | 456 | Double_t pt=d->Pt(); |
457 | Int_t ptbin=PtBin(pt); | |
a5b9e447 | 458 | if (ptbin==-1) { |
793fdbec | 459 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 460 | return 0; |
461 | } | |
462 | ||
4755453e | 463 | Double_t mDsPDG = TDatabasePDG::Instance()->GetParticle(431)->Mass(); |
464 | Double_t mDsKKpi=d->InvMassDsKKpi(); | |
465 | Double_t mDspiKK=d->InvMassDspiKK(); | |
466 | if(TMath::Abs(mDsKKpi-mDsPDG)>fCutsRD[GetGlobalIndex(0,ptbin)]) okDsKKpi = 0; | |
467 | if(TMath::Abs(mDspiKK-mDsPDG)>fCutsRD[GetGlobalIndex(0,ptbin)]) okDspiKK = 0; | |
a5b9e447 | 468 | if(!okDsKKpi && !okDspiKK){ |
793fdbec | 469 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 470 | return 0; |
4755453e | 471 | } |
a5b9e447 | 472 | |
473 | ||
4755453e | 474 | |
475 | // cuts on resonant decays (via Phi or K0*) | |
476 | Double_t mPhiPDG = TDatabasePDG::Instance()->GetParticle(333)->Mass(); | |
477 | Double_t mK0starPDG = TDatabasePDG::Instance()->GetParticle(313)->Mass(); | |
478 | if(okDsKKpi){ | |
479 | Double_t mass01phi=d->InvMass2Prongs(0,1,321,321); | |
480 | Double_t mass12K0s=d->InvMass2Prongs(1,2,321,211); | |
0b4625fa | 481 | if(TMath::Abs(mass01phi-mPhiPDG)<fCutsRD[GetGlobalIndex(12,ptbin)]) okMassPhiKKpi=1; |
482 | if(TMath::Abs(mass12K0s-mK0starPDG)<fCutsRD[GetGlobalIndex(13,ptbin)]) okMassK0starKKpi = 1; | |
483 | if(!okMassPhiKKpi && !okMassK0starKKpi) okDsKKpi=0; | |
484 | if(okMassPhiKKpi) okDsPhiKKpi=1; | |
485 | if(okMassK0starKKpi) okDsK0starKKpi=1; | |
4755453e | 486 | } |
487 | if(okDspiKK){ | |
488 | Double_t mass01K0s=d->InvMass2Prongs(0,1,211,321); | |
489 | Double_t mass12phi=d->InvMass2Prongs(1,2,321,321); | |
0b4625fa | 490 | if(TMath::Abs(mass01K0s-mK0starPDG)<fCutsRD[GetGlobalIndex(13,ptbin)]) okMassK0starpiKK = 1; |
491 | if(TMath::Abs(mass12phi-mPhiPDG)<fCutsRD[GetGlobalIndex(12,ptbin)]) okMassPhipiKK=1; | |
492 | if(!okMassPhipiKK && !okMassK0starpiKK) okDspiKK=0; | |
493 | if(okMassPhipiKK) okDsPhipiKK=1; | |
494 | if(okMassK0starpiKK) okDsK0starpiKK=1; | |
4755453e | 495 | } |
a5b9e447 | 496 | if(!okDsKKpi && !okDspiKK){ |
793fdbec | 497 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 498 | return 0; |
499 | } | |
4755453e | 500 | |
501 | // Cuts on track pairs | |
a5b9e447 | 502 | for(Int_t i=0;i<3;i++){ |
503 | if(d->GetDCA(i)>fCutsRD[GetGlobalIndex(11,ptbin)]){ | |
793fdbec | 504 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 505 | return 0; |
506 | } | |
507 | } | |
4755453e | 508 | if(d->GetDist12toPrim()<fCutsRD[GetGlobalIndex(5,ptbin)] || |
a5b9e447 | 509 | d->GetDist23toPrim()<fCutsRD[GetGlobalIndex(5,ptbin)]){ |
793fdbec | 510 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 511 | return 0; |
512 | } | |
513 | ||
4755453e | 514 | |
515 | ||
a5b9e447 | 516 | //single track |
517 | if(TMath::Abs(d->Pt2Prong(1)) < fCutsRD[GetGlobalIndex(1,ptbin)]*fCutsRD[GetGlobalIndex(1,ptbin)] || | |
518 | TMath::Abs(d->Getd0Prong(1))<fCutsRD[GetGlobalIndex(3,ptbin)]){ | |
793fdbec | 519 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 520 | return 0; |
521 | } | |
522 | ||
523 | if(okDsKKpi){ | |
524 | if(TMath::Abs(d->Pt2Prong(0)) < fCutsRD[GetGlobalIndex(1,ptbin)]*fCutsRD[GetGlobalIndex(1,ptbin)] || | |
525 | TMath::Abs(d->Getd0Prong(0))<fCutsRD[GetGlobalIndex(3,ptbin)]) okDsKKpi=0; | |
526 | if(TMath::Abs(d->Pt2Prong(2)) < fCutsRD[GetGlobalIndex(2,ptbin)]*fCutsRD[GetGlobalIndex(2,ptbin)] || | |
527 | TMath::Abs(d->Getd0Prong(2))<fCutsRD[GetGlobalIndex(4,ptbin)]) okDsKKpi=0; | |
528 | } | |
529 | if(okDspiKK){ | |
530 | if(TMath::Abs(d->Pt2Prong(0)) < fCutsRD[GetGlobalIndex(2,ptbin)]*fCutsRD[GetGlobalIndex(2,ptbin)] || | |
531 | TMath::Abs(d->Getd0Prong(0))<fCutsRD[GetGlobalIndex(4,ptbin)]) okDspiKK=0; | |
532 | if(TMath::Abs(d->Pt2Prong(2)) < fCutsRD[GetGlobalIndex(1,ptbin)]*fCutsRD[GetGlobalIndex(1,ptbin)] || | |
533 | TMath::Abs(d->Getd0Prong(2))<fCutsRD[GetGlobalIndex(3,ptbin)]) okDspiKK=0; | |
534 | } | |
535 | if(!okDsKKpi && !okDspiKK){ | |
793fdbec | 536 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 537 | return 0; |
538 | } | |
0b4625fa | 539 | |
4755453e | 540 | // Cuts on candidate triplet |
a5b9e447 | 541 | |
a5b9e447 | 542 | |
543 | if(d->CosPointingAngle()< fCutsRD[GetGlobalIndex(9,ptbin)]){ | |
793fdbec | 544 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 545 | return 0; |
546 | } | |
547 | ||
548 | if(d->Pt2Prong(0)<fCutsRD[GetGlobalIndex(8,ptbin)]*fCutsRD[GetGlobalIndex(8,ptbin)] && | |
549 | d->Pt2Prong(1)<fCutsRD[GetGlobalIndex(8,ptbin)]*fCutsRD[GetGlobalIndex(8,ptbin)] && | |
550 | d->Pt2Prong(2)<fCutsRD[GetGlobalIndex(8,ptbin)]*fCutsRD[GetGlobalIndex(8,ptbin)]) { | |
793fdbec | 551 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 552 | return 0; |
553 | } | |
554 | ||
555 | if(d->DecayLength2()<fCutsRD[GetGlobalIndex(7,ptbin)]*fCutsRD[GetGlobalIndex(7,ptbin)]){ | |
793fdbec | 556 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 557 | return 0; |
558 | } | |
559 | ||
560 | ||
4755453e | 561 | Double_t sum2=d->Getd0Prong(0)*d->Getd0Prong(0)+d->Getd0Prong(1)*d->Getd0Prong(1)+d->Getd0Prong(2)*d->Getd0Prong(2); |
a5b9e447 | 562 | if(sum2<fCutsRD[GetGlobalIndex(10,ptbin)]){ |
793fdbec | 563 | CleanOwnPrimaryVtx(d,aod,origownvtx); |
a5b9e447 | 564 | return 0; |
565 | } | |
3787d195 | 566 | |
981b4d38 | 567 | |
e0fb900a | 568 | //sec vert |
569 | Double_t sigmavert=d->GetSigmaVert(aod); | |
570 | if(sigmavert>fCutsRD[GetGlobalIndex(6,ptbin)]){ | |
571 | CleanOwnPrimaryVtx(d,aod,origownvtx); | |
572 | return 0; | |
573 | } | |
574 | ||
2e153422 | 575 | if(okDsKKpi){ |
576 | Double_t cosPiKPhiRFKKpi=d->CosPiKPhiRFrameKKpi(); | |
577 | Double_t kincutPiKPhiKKpi=TMath::Abs(cosPiKPhiRFKKpi*cosPiKPhiRFKKpi*cosPiKPhiRFKKpi); | |
578 | if(kincutPiKPhiKKpi<fCutsRD[GetGlobalIndex(14,ptbin)]) okDsKKpi=0; | |
579 | } | |
580 | if(okDspiKK){ | |
581 | Double_t cosPiKPhiRFpiKK=d->CosPiKPhiRFramepiKK(); | |
582 | Double_t kincutPiKPhipiKK=TMath::Abs(cosPiKPhiRFpiKK*cosPiKPhiRFpiKK*cosPiKPhiRFpiKK); | |
583 | if(kincutPiKPhipiKK<fCutsRD[GetGlobalIndex(14,ptbin)]) okDspiKK=0; | |
584 | } | |
585 | if(!okDsKKpi && !okDspiKK){ | |
586 | CleanOwnPrimaryVtx(d,aod,origownvtx); | |
587 | return 0; | |
588 | } | |
589 | ||
590 | ||
591 | ||
592 | if(okDsKKpi){ | |
593 | Double_t cosPiDsLabFrameKKpi=d->CosPiDsLabFrameKKpi(); | |
94a69908 | 594 | if(cosPiDsLabFrameKKpi>fCutsRD[GetGlobalIndex(15,ptbin)]) okDsKKpi=0; |
2e153422 | 595 | } |
596 | if(okDspiKK){ | |
597 | Double_t cosPiDsLabFramepiKK=d->CosPiDsLabFramepiKK(); | |
94a69908 | 598 | if(cosPiDsLabFramepiKK>fCutsRD[GetGlobalIndex(15,ptbin)]) okDspiKK=0; |
2e153422 | 599 | } |
600 | if(!okDsKKpi && !okDspiKK){ | |
601 | CleanOwnPrimaryVtx(d,aod,origownvtx); | |
602 | return 0; | |
603 | } | |
604 | ||
981b4d38 | 605 | // unset recalculated primary vertex when not needed any more |
606 | CleanOwnPrimaryVtx(d,aod,origownvtx); | |
607 | ||
2e153422 | 608 | |
a5b9e447 | 609 | |
0b4625fa | 610 | if(!okDsKKpi){ |
611 | okDsPhiKKpi=0; | |
612 | okDsK0starKKpi=0; | |
613 | } | |
614 | if(!okDspiKK){ | |
615 | okDsPhipiKK=0; | |
616 | okDsK0starpiKK=0; | |
617 | } | |
618 | ||
a5b9e447 | 619 | // PID selection |
620 | Int_t returnvaluePID=3; | |
621 | if(selectionLevel==AliRDHFCuts::kAll || | |
622 | selectionLevel==AliRDHFCuts::kCandidate || | |
623 | selectionLevel==AliRDHFCuts::kPID) { | |
624 | returnvaluePID = IsSelectedPID(d); | |
625 | fIsSelectedPID=returnvaluePID; | |
626 | } | |
627 | if(returnvaluePID==0)return 0; | |
628 | ||
629 | Bool_t okPidDsKKpi=returnvaluePID&1; | |
630 | Bool_t okPidDspiKK=returnvaluePID&2; | |
0b4625fa | 631 | if(!okPidDsKKpi){ |
632 | okDsPhiKKpi=0; | |
633 | okDsK0starKKpi=0; | |
634 | } | |
635 | if(!okPidDspiKK){ | |
636 | okDsPhipiKK=0; | |
637 | okDsK0starpiKK=0; | |
638 | } | |
639 | ||
028e5f2c | 640 | if((okPidDsKKpi && okDsKKpi)||(okPidDspiKK && okDspiKK)){ |
641 | Int_t returnvalue=0; | |
642 | if(okDsKKpi) returnvalue+=1; | |
643 | if(okDspiKK) returnvalue+=2; | |
0b4625fa | 644 | if(okDsPhiKKpi) returnvalue+=4; |
645 | if(okDsPhipiKK) returnvalue+=8; | |
646 | if(okDsK0starKKpi) returnvalue+=16; | |
647 | if(okDsK0starpiKK) returnvalue+=32; | |
028e5f2c | 648 | return returnvalue; |
649 | }else{ | |
650 | return 0; | |
651 | } | |
4755453e | 652 | } |
a5b9e447 | 653 | return 15; |
e3d40058 | 654 | |
655 | } | |
451c9a4e | 656 | |
657 | //-------------------------------------------------------------------------- | |
658 | ||
659 | UInt_t AliRDHFCutsDstoKKpi::GetPIDTrackTPCTOFBitMap(AliAODTrack *track) const{ | |
660 | ||
661 | UInt_t bitmap=0; | |
662 | ||
663 | Double_t sigmaTPCPionHyp=-999.; | |
664 | Double_t sigmaTPCKaonHyp=-999.; | |
665 | Double_t sigmaTPCProtonHyp=-999.; | |
666 | Double_t sigmaTOFPionHyp=-999.; | |
667 | Double_t sigmaTOFKaonHyp=-999.; | |
668 | Double_t sigmaTOFProtonHyp=-999.; | |
669 | ||
670 | Int_t oksigmaTPCPionHyp=fPidHF->GetnSigmaTPC(track,2,sigmaTPCPionHyp); | |
671 | Int_t oksigmaTPCKaonHyp=fPidHF->GetnSigmaTPC(track,3,sigmaTPCKaonHyp); | |
672 | Int_t oksigmaTPCProtonHyp=fPidHF->GetnSigmaTPC(track,4,sigmaTPCProtonHyp); | |
673 | Int_t oksigmaTOFPionHyp=fPidHF->GetnSigmaTOF(track,2,sigmaTOFPionHyp); | |
674 | Int_t oksigmaTOFKaonHyp=fPidHF->GetnSigmaTOF(track,3,sigmaTOFKaonHyp); | |
675 | Int_t oksigmaTOFProtonHyp=fPidHF->GetnSigmaTOF(track,4,sigmaTOFProtonHyp); | |
676 | ||
677 | if (oksigmaTPCPionHyp && sigmaTPCPionHyp>0.){ | |
678 | if (sigmaTPCPionHyp<2.) bitmap+=1<<kTPCPionLess2; | |
679 | else { if (sigmaTPCPionHyp<3.) bitmap+=1<<kTPCPionMore2Less3; else bitmap+=1<<kTPCPionMore3;} | |
680 | } | |
681 | if (oksigmaTPCKaonHyp && sigmaTPCKaonHyp>0.){ | |
682 | if (sigmaTPCKaonHyp<2.) bitmap+=1<<kTPCKaonLess2; | |
683 | else { if (sigmaTPCKaonHyp<3.) bitmap+=1<<kTPCKaonMore2Less3; else bitmap+=1<<kTPCKaonMore3;} | |
684 | } | |
685 | if (oksigmaTPCProtonHyp && sigmaTPCProtonHyp>0.){ | |
686 | if (sigmaTPCProtonHyp<2.) bitmap+=1<<kTPCProtonLess2; | |
687 | else { if (sigmaTPCProtonHyp<3.) bitmap+=1<<kTPCProtonMore2Less3; else bitmap+=1<<kTPCProtonMore3;} | |
688 | } | |
689 | ||
690 | if (oksigmaTOFPionHyp && sigmaTOFPionHyp>0.){ | |
691 | if (sigmaTOFPionHyp<2.) bitmap+=1<<kTOFPionLess2; | |
692 | else { if (sigmaTOFPionHyp<3.) bitmap+=1<<kTOFPionMore2Less3; else bitmap+=1<<kTOFPionMore3;} | |
693 | } | |
694 | if (oksigmaTOFKaonHyp && sigmaTOFKaonHyp>0.){ | |
695 | if (sigmaTOFKaonHyp<2.) bitmap+=1<<kTOFKaonLess2; | |
696 | else { if (sigmaTOFKaonHyp<3.) bitmap+=1<<kTOFKaonMore2Less3; else bitmap+=1<<kTOFKaonMore3;} | |
697 | } | |
698 | if (oksigmaTOFProtonHyp && sigmaTOFProtonHyp>0.){ | |
699 | if (sigmaTOFProtonHyp<2.) bitmap+=1<<kTOFProtonLess2; | |
700 | else { if (sigmaTOFProtonHyp<3.) bitmap+=1<<kTOFProtonMore2Less3; else bitmap+=1<<kTOFProtonMore3;} | |
701 | } | |
702 | ||
703 | ||
704 | return bitmap; | |
705 | ||
706 | } | |
707 |